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85628 (1998 KV2)
Classification: Amor [NEO]          SPK-ID: 2085628
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 457 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3318024341806005 7.0554e-08  
a 1.59266692706197 2.8764e-09 au
q 1.064216163823871 1.1176e-07 au
i 13.03018144723801 4.6784e-06 deg
node 66.78984548901978 1.0467e-05 deg
peri 50.4689391408066 1.7799e-05 deg
M 77.40852722252573 8.278e-06 deg
tp 2458842.639972805601
(2019-Dec-25.13997281)
1.7061e-05 TDB
period 734.1518025089919
2.01
1.9889e-06
5.445e-09
d
yr
n .4903618008832591 1.3284e-09 deg/d
Q 2.121117690300068 3.8308e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2281  
   data-arc span      8069 days (22.09 yr)  
   first obs. used      1998-05-22  
   last obs. used      2020-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45436  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jul-12 06:37:30  

Additional Information
 Earth MOID = .143145 au 
 Jupiter MOID = 3.04519 au 
 T_jup = 4.284 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.1   n/a MPO385350  
diameter diameter 0.775 km 0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
rotation period rot_per 2.999 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, B.D. (2018) Minor Planet Bull. 45, 366-379.]
geometric albedo albedo 0.461   0.079 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

85628 (1998 KV2)          Discovered 1998-May-22 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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